SIOV Metal Oxide Varistors

TDK SIOV Metal Oxide Varistors feature a wide operating voltage range of 11 to 1100VRMS. These devices offer high surge current ratings up to 8kA and no derating up to 105°C ambient temperature. The SIOV leaded varistors meet new UL 1449 3rd Edition requirements. TDK SIOV Metal Oxide Varistors applications include lighting, radio and TV equipment, and household appliances.

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Qty. RoHS ECAD Model Series
Product
Mounting Style
Termination Style
Package/Case
Voltage Rating AC
Voltage Rating DC
Varistor Voltage
Clamping Voltage
Diameter
Peak Surge Current
Surge Energy Rating
Capacitance
Minimum Operating Temperature
Maximum Operating Temperature
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Packaging
TDK Varistors 140VAC 10% 7mm AdvanceD
Datasheet
9 590In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 7mm MOVs PCB Mount Radial 140 VAC 180 VDC 220 V 7 mm 1.75 kA 13.5 J 180 pF - 40 C + 105 C Bulk
TDK Varistors 40VAC 10% 7mm StandarD
Datasheet
9 605In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 40 VAC 56 VDC 68 V 135 V 7 mm 250 A 3 J 900 pF - 40 C + 105 C Bulk

TDK Varistors 300VAC 10% 14mm AdvanceD
Datasheet
5 222In Stock
Min.: 1
Mult.: 1
: 3 000

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 15.5 mm 6 kA 125 J 400 pF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 550VAC 10% 14mm AdvanceD
Datasheet
2 703In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 14mm MOVs PCB Mount Radial 550 VAC 745 VDC 910 V 5 kA 180 J 170 pF - 40 C + 105 C Bulk

TDK Varistors 385VAC 10% 20mm AdvanceD
Datasheet
1 810In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 380 VAC 505 VDC 620 V 1.025 kV 21.5 mm 10 kA 273 J 600 pF - 40 C + 105 C Bulk
TDK Varistors 40VAC 10% 10mm StandarD
Datasheet
8 785In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 40 VAC 56 VDC 68 V 135 V 10 mm 500 A 6.4 J 2.1 nF - 40 C + 105 C Bulk

TDK Varistors 60VAC 10% 10mm StandarD
Datasheet
4 437In Stock
Min.: 1
Mult.: 1
: 3 000

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 60 VAC 85 VDC 100 V 165 V 10 mm 500 A 10 J 870 pF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 230VAC 10% 20mm SuperioR
Datasheet
1 370In Stock
Min.: 1
Mult.: 1

Disc Varistor, Multi-Pulse SuperioR 20mm MOVs PCB Mount Radial 230 VAC 300 VDC 360 V 595 V 22.5 mm 12 kA 220 J 760 pF - 40 C + 105 C Bulk
TDK Varistors 750VAC 10% 32mm High E
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 32mm MOVs PCB Mount SMD/SMT 750 VAC 970 VDC 1.2 kV 2 kV 32 mm 25 kA 800 J 800 pF - 40 C + 105 C Bulk
TDK Varistors 50VDC 1.2kA 900pF S07V42AUTOS2D1
Datasheet
4 643In Stock
Min.: 1
Mult.: 1

Automotive 42 V MOVs PCB Mount Radial 48 VAC 50 VDC 68 V 135 V 7 mm 2.5 A 3 J 900 pF - 40 C + 105 C Bulk
TDK Varistors 300VAC 10% 20mm AdvanceD
Datasheet
36 700In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 20mm MOVs PCB Mount Radial 470 VAC 385 VDC 470 V 775 V 21.5 mm 1 kA 250 J 780 pF - 40 C + 105 C Bulk
TDK Varistors 750VAC 10% 60mm High E
Datasheet
378In Stock
Min.: 1
Mult.: 1

Disc Varistor, High-Energy 60mm MOVs PCB Mount SMD/SMT 750 VAC 970 VDC 1.2 kV 2 kV 60 mm 70 kA 2 kJ 2.4 nF - 40 C + 105 C Bulk
TDK Varistors 30VAC 10% 5mm StandarD
Datasheet
18 031In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 5mm MOVs PCB Mount Radial 30 VAC 38 VDC 47 V 93 V 5 mm 100 A 900 mJ 720 pF - 40 C + 105 C Bulk

TDK Varistors 275VAC 10% 7mm StandarD
Datasheet
15 623In Stock
Min.: 1
Mult.: 1
: 6 000

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 7 mm 1.2 kA 21 J 95 pF - 40 C + 105 C Reel, Cut Tape
TDK Varistors 275VAC 10% 7mm StandarD
Datasheet
28 239In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 7 mm 1.2 kA 21 J 95 pF - 40 C + 105 C Bulk
TDK Varistors 30VAC 10% 7mm StandarD
Datasheet
37 714In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 30 VAC 38 VDC 47 V 93 V 7 mm 250 A 2 J 1.2 nF - 40 C + 105 C Bulk
TDK Varistors 300VAC 10% 7mm StandarD
Datasheet
44 392In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 300 VAC 385 VDC 470 V 775 V 7 mm 1.2 kA 23 J 90 pF - 40 C + 105 C Bulk
TDK Varistors 420VAC 10% 7mm StandarD
Datasheet
25 368In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 7mm MOVs PCB Mount Radial 420 VAC 560 VDC 680 V 1.12 kV 9 mm 1.2 kA 32 J 75 pF - 40 C + 105 C Bulk

TDK Varistors 14VAC 10% 10mm AEC-Q200
Datasheet
6 229In Stock
Min.: 1
Mult.: 1

Disc Varistor, Auto-Grade 10mm MOVs PCB Mount Radial 14 VAC 16 VDC 22 V 43 V 7 mm 500 A 2 J 5.2 nF - 40 C + 105 C AEC-Q100 Bulk

TDK Varistors 130VAC 10% 10mm StandarD
Datasheet
9 266In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 130 VAC 170 VDC 205 V 340 V 10 mm 2.5 kA 19 J 400 pF - 40 C + 105 C Bulk
TDK Varistors 275VAC 10% 10mm AdvanceD
Datasheet
13 166In Stock
Min.: 1
Mult.: 1

Disc Varistor, AdvanceD 10mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 12 mm 3.5 kA 55 J 220 pF - 40 C + 105 C Bulk
TDK Varistors 25VAC 10% 10mm StandarD
Datasheet
10 961In Stock
18 000Expected 8/31/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 25 VAC 31 VDC 39 V 77 V 10 mm 500 A 3.7 J 3.2 nF - 40 C + 105 C Bulk
TDK Varistors 250VAC 10% 10mm StandarD
Datasheet
11 483In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 250 VAC 320 VDC 390 V 650 V 10 mm 2.5 kA 38 J 215 pF - 40 C + 105 C Bulk
TDK Varistors 275VAC 10% 10mm StandarD
Datasheet
28 302In Stock
26 500Expected 9/21/2026
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 275 VAC 350 VDC 430 V 710 V 10 mm 2.5 kA 43 J 195 pF - 40 C + 105 C Bulk
TDK Varistors 30VAC 10% 10mm StandarD
Datasheet
11 896In Stock
Min.: 1
Mult.: 1

Disc Varistor, StandarD 10mm MOVs PCB Mount Radial 30 VAC 38 VDC 47 V 93 V 10 mm 500 A 4.4 J 2.75 nF - 40 C + 105 C Bulk